Question: Which is the {history of topic} and the {opposite of} of {Veganism} ?
Paraphrase: How did Veganism become so popular, and what is its opposite?
SPARQL (Wikidata): SELECT ?ans_1 ?ans_2 WHERE { wd:Q181138 wdt:P2184 ?ans_1 . wd:Q181138 wdt:P461 ?ans_2 }